36results about How to "Improve equipment reliability" patented technology

The utility model discloses a kind of tablet number grain filling devices, belong to pharmaceutical equipment technical field, driving mechanism is installed on tray, the output end of driving mechanism is connected with measuring disc through tray axis, tray is obliquely set on base by supporting mechanism, a plurality of tablet discharge ports are provided on measuring disc, a plurality of circumferential array arranged medicine containing area are provided on measuring disc, the position of medicine containing area corresponds with tablet discharge port position, scraper is connected with tray by bunker fixing block, scraper is attached to measuring disc, barrel-shaped bunker is provided on tray. The present application adopts obliquely set tray and matched measuring disc, scraper, can accurately control tablet quantity, improve production accuracy. Dust suction port and broken tablet discharge port can clean impurities and broken tablets in time, ensure medicine quality. Driving mechanism stably provides power, ensure that device continues to operate.

The utility model discloses a kind of high-efficiency catalyst material grading equipment, it is related to catalyst material processing technical field.The utility model includes equipment frame, and grading box is movably connected in the equipment frame inner chamber, and grading box one side is equipped with discharge port.The utility model is equipped with discharge assembly, using the linkage structure of slide bar, receiving block, sealing plate and extruding block, the automatic switching of grading box between screening and discharging state is realized, when screening, spring pushes receiving block to make sealing plate tightly clamped discharge port, ensure sealing, after screening is completed, cylinder drives grading box to rotate, extruding block compreses receiving block to drive sealing plate to separate discharge port, realize automatic discharge, this design cleverly uses equipment self-motion as power source, without additional driving device, both solve the problem of material leakage in traditional vibrating screening, and also ensure the accurate opening and closing of discharge port through mechanical linkage, significantly improve material recovery rate and equipment reliability.

The utility model relates to vacuum arc-extinguishing chamber technical field and disclose high pressure direct current contactor's vacuum arc-extinguishing chamber quick dismounting and mounting mechanism, including the installation seat and the vacuum arc-extinguishing chamber main part of card in the installation seat of U type state setting, vacuum arc-extinguishing chamber main part top middle part is equipped with the installation support of U type state setting, the top of installation support all symmetrical sliding joint has the pusher, the bottom of pusher all fixedly connected with the sliding block, the one end of sliding block all fixedly connected with push rod, and the one end of push rod all fixedly connected with the piston, the top of installation support is equipped with the sliding cavity and piston cavity of the caliber all with the caliber of sliding block and piston matching, and all fixedly connected with reset spring between sliding cavity and sliding block, the both bottom of installation support all fixedly connected with the support, and the both outer wall of support all are equipped with the taper mouth, and the inner wall edge department all of taper mouth inlayed and set up with the clamping air bag, the utility model reduces the dismounting time, improved the efficiency, avoided the problem that the bolt scattered and installed the alignment inaccuracy simultaneously, promoted the assembly accuracy and equipment reliability.

The utility model relates to a ventilation equipment field provides a kind of air duct assembly, air conditioning system and vehicle.Wind channel component includes air supply device, air supply device includes wind box, and wind box is opened with air inlet and air outlet, air inlet is provided with filter piece, and the position corresponding with air inlet in wind box is provided with air guide piece;Distribution box, fluid communication is in air outlet, and distribution box is provided with valve group, and distribution box includes first air duct, second air duct and third air duct, first air duct is fluid communication with the driver's room of vehicle, second air duct is fluid communication with the traction motor cabin of vehicle, third air duct is fluid communication with the passenger room of vehicle, and valve group is used to distribute the air intake of first air duct, second air duct and third air duct.The air duct assembly can make the airflow output of each air duct stable, avoid the air supply fluctuation caused by external wind pressure variation, ensure the comfort of driver's room, passenger room and the heat dissipation effect of traction motor cabin, improve the reliability of vehicle operation, simplify the structure of air duct assembly.

The utility model discloses drying equipment for purifying a rubber accelerator, and particularly relates to the field of rubber accelerators, the drying equipment comprises a conveying box, the upper surface of the conveying box is fixedly connected with a supporting cover, the upper surface of the supporting cover is fixedly communicated with a communicating pipe, the top end of the communicating pipe is fixedly communicated with a conveying cylinder, and the conveying cylinder is fixedly communicated with the conveying box. A spiral feeding piece is arranged on one side of the conveying barrel, an arc-shaped electric heating plate is fixedly installed on the inner top wall of the conveying barrel, an electric heating flow guide plate is fixedly installed on the inner wall of the supporting cover, a plurality of infrared radiators are fixedly installed on the inner wall of the supporting cover, and an electric driving roller is installed on the inner wall of the conveying box; the outer surface of the electric driving roller is in transmission connection with a conveying belt, each infrared radiator is located above the conveying belt, and an air heater is fixedly embedded in one side face of the supporting cover. According to the continuous drying device, continuous drying can be carried out, drying interruption caused by frequent feeding and discharging is not needed, and the drying efficiency and the unit time handling capacity are improved.

The present application relates to the technical field of enameled aluminum wire processing, and particularly relates to a drawing and annealing continuous integrated enameled aluminum wire processing device and process, which comprises a first installation positioning table and a second installation positioning table, a first guide wheel set is arranged on the first installation positioning table, a second guide wheel set is arranged on one side of the second installation positioning table, and an annealing furnace is arranged between the first installation positioning table and the second installation positioning table; a micro-bending and film-breaking mechanism is arranged at a corner of the second guide wheel set away from the winding drum, and the micro-bending and film-breaking mechanism comprises a backflushing and absorbing module and a micro-bending and film-breaking module. Compared with the prior art, the micro-bending and film-breaking mechanism is arranged, so that the wire is slightly bent and slightly disturbed on the surface oxide film / pollution layer during normal operation, the ratchet pawl is locked with the ratchet wheel, and the buffer wheel is stably kept in the working position, so that the micro-bending amount is controllable, and the line drift caused by the tension micro-disturbance is avoided.

The utility model relates to the technical field of welding tools, in particular to a floor machine counterweight arm welding device which comprises a support, a panel, a positioning shaft, a positioning bolt and a quick pressing clamp. The panel is rotationally connected with the support through a connecting shaft, flange plates are arranged at the two ends of the panel, and the flange plates and the support are detachably fixed through fixing bolts. The positioning shaft is vertically fixed on the panel and is used for positioning the shaft sleeve; the positioning bolt is fixed on the surface of the panel and is matched with the through hole in the bottom of the counterweight arm; and the two groups of quick pressing pincers are respectively used for pressing the shaft sleeve and the counterweight arm. According to the welding tool, accurate assembly of the shaft sleeve and the counterweight arm is ensured through a mechanical positioning structure, manual splicing errors are effectively avoided, and the size of a welded workpiece directly meets the design requirement.

This invention discloses a coal recovery device for the head of a belt conveyor, belonging to the field of material conveying technology. It includes a first and second sweeper installed below the return belt, a receiving hopper, a cover, a conveying mechanism, a vibrator, and a control unit. The receiving hopper is located below the two sweepers, with the feed end of the conveying mechanism connected to the discharge port of the receiving hopper, and the discharge end connected to the head coal collection pipe. The cover is installed outside the receiving hopper and the conveying mechanism. The vibrator is installed on the receiving hopper or the cover. The control unit is electrically connected to the vibrator, the second sweeper, and the conveying mechanism, enabling synchronous start-up when the main conveyor starts and delayed stop-up when it stops. This invention uses two-stage sweepers to collaboratively scrape away material adhering to the return belt, the receiving hopper works with the vibrator to prevent blockage, the cover and anti-escape components suppress dust emission, and the control unit achieves intelligent linkage, fault alarm, and data recording, effectively improving on-site environmental protection and equipment reliability.

The invention provides a device for improving the chip removal effect of a chain type chip removal machine, and relates to the technical field of chain type chip removal machines, the device comprises an outer machine shell, a chain plate assembly, a chip inlet, a chip removal opening and a collection box; the chip inlet is formed in the feeding end of the outer machine shell, and the chip discharging opening is formed in the discharging end of the outer machine shell. The chain plate assembly is arranged in the outer machine shell in a penetrating mode. A main cleaning assembly and an auxiliary cleaning assembly are arranged at the chip removal opening; the main sweeping assembly is located above the chain plate assembly and used for sweeping metal chips at the upper end of the chain plate assembly into the collecting box. The auxiliary cleaning assembly is located below the chain plate assembly and used for cleaning metal chips at the lower end of the chain plate assembly through reciprocating motion. The whole device is compact in structure, can directly adapt to transformation and upgrading of an existing chain type chip removal machine, does not need large-scale modification of original equipment, greatly improves the chip removal efficiency and the equipment reliability, reduces the maintenance cost and the shutdown risk, and is particularly suitable for high-load and high-precision numerical control machining scenes.

The utility model belongs to the technical field of automobile manufacturing, particularly relates to an auxiliary frame connecting bush mounting structure, and aims to solve the problems that bushings need to be pressed one by one and an auxiliary frame needs to be positioned for multiple times in the background technology, the auxiliary frame connecting bush mounting structure comprises a base, and a servo motor is arranged at one end of the outer wall of the top of the base. An output shaft of the servo motor is fixedly connected with a lead screw through a coupler, an internal thread plate is in threaded connection with the outer wall of the lead screw, an auxiliary frame positioning seat is fixedly connected with the outer wall of the bottom of the internal thread plate through screws, and positioning holes are formed in the four corners of the outer wall of the top of the auxiliary frame positioning seat. Through cooperation of the servo motor, the lead screw, the internal thread plate, the auxiliary frame positioning seat, the hydraulic push rod and the lower pressing head, one-time synchronous press fitting of a plurality of bushings is achieved, production efficiency and consistency are greatly improved, a positioning hole formed in the top of the auxiliary frame positioning seat is matched with a positioning pin of an auxiliary frame main body, and the service life of the auxiliary frame main body is prolonged. And the quick and accurate positioning of the auxiliary frame main body can be realized.

This utility model discloses an antistatic polarizer and a liquid crystal display screen. The polarizer includes a polarizer body layer, characterized in that it further includes an antistatic layer. The polarizer body layer includes a first TAC layer, a PVA layer, and a second TAC layer, which are stacked sequentially from top to bottom. The conductive material in the antistatic layer forms a shielding network, isolating the static electricity generated on the surface of the polarizer body layer from the liquid crystal display screen. The antistatic polarizer structure of this invention achieves effective isolation of static electricity by setting an antistatic layer on the polarizer body layer. The conductive material in the antistatic layer forms a shielding network, isolating the static electricity generated on the surface of the polarizer body layer, effectively preventing the accumulation of static electricity, thereby avoiding static electricity reaching the liquid crystal display screen and affecting the display effect, improving the display effect of the liquid crystal screen and the reliability of the device.

The invention discloses an aircraft environment control system heat and humidity load prediction and regulation method, device and equipment and a storage medium. The method comprises the following steps: constructing an offline database, collecting historical operation data, and carrying out identification, restoration and standardization processing on missing values and abnormal values; a BP neural network prediction model is constructed and optimized, high-correlation parameters are screened based on a database to serve as input, an optimal structure is determined by traversing the number of nodes of an intermediate layer, and a weight threshold value is optimized by adopting an optimization algorithm; and performing online prediction and active regulation and control, inputting real-time data into the optimization model to obtain a predicted value, deciding an optimal operation parameter based on the predicted value, and driving an execution mechanism. The system comprises corresponding function modules. Accurate prediction and feed-forward type active regulation and control of the heat and humidity load of the environmental control system are achieved, and the control precision and the system energy efficiency are remarkably improved.

The embodiment of the invention provides a blade deicing method and device of a wind generating set and the wind generating set. The method is applied to a controller of the wind generating set. A first air blower is arranged on a hub of the wind generating set, the first air blower communicates with at least one blade of the wind generating set, and the method comprises the steps that in the process of carrying out air-heat deicing on the blade, the first air blower is controlled to be started; and the blades are subjected to pressurization treatment, pressure reduction treatment and pressure maintaining treatment so as to control the air pressure change in the blades for deicing. The method is used for achieving the effect of fully deicing the blades of the wind generating set.

This utility model belongs to the field of low-voltage electrical appliance technology and discloses a contact system and an automatic transfer switch. The contact system includes a housing and a contact assembly. The contact assembly includes a first stationary contact, a second stationary contact, and a moving contact disposed on the housing. The housing contains a first arc-extinguishing chamber and a second arc-extinguishing chamber. By providing corresponding arc-extinguishing chambers for the first and second stationary contacts, at least a portion of the first end of the moving contact corresponding to the first stationary contact is located within the first arc-extinguishing chamber, and at least a portion of the second end of the moving contact corresponding to the second stationary contact is located within the second arc-extinguishing chamber. Corresponding exhaust channels communicating with the arc-extinguishing chambers are provided, allowing energy generated on the first side to enter the first exhaust channel from the first arc-extinguishing chamber and be discharged through two first exhaust ports, and energy generated on the second side to enter the second exhaust channel from the second arc-extinguishing chamber and be discharged through two second exhaust ports. This avoids energy accumulation inside the housing, improves energy discharge efficiency, and effectively enhances the arc-extinguishing effect and equipment reliability.

This utility model provides a remote-controlled cable fault testing device, characterized by comprising a motor, belt, internal drive shaft, right-hand helical device, ball gap device, battery pack, remote control receiver controller, and wireless remote controller. One of the two balls in the ball gap device is movable, referred to as the moving ball. The motor is connected to the internal drive shaft via the belt. The right-hand helical device is mounted at the center of the internal drive shaft and connected to the moving ball. The remote control receiver controller is connected to the motor, and the battery pack is connected to the remote control receiver controller. The remote control receiver controller and the wireless remote controller are complementary components. This utility model, without interrupting high voltage operation, uses a wireless remote control device to adjust the ball gap distance, enabling remote start, stop, test voltage adjustment, timing, and other test actions for the system. This allows for remote cable fault testing, saving operating time and ensuring operator safety.

The invention provides a low-pressure vertical diffusion furnace and a working method thereof, relates to the field of low-pressure vertical diffusion furnaces, and adopts the scheme that the low-pressure vertical diffusion furnace comprises a wafer boat and a stand column, and further comprises a lifting seat, the lifting seat is arranged on the stand column in a lifting manner, a lifting driving assembly is arranged on the stand column, and the lifting driving assembly is connected with the lifting seat; the rotating seat is rotationally arranged on the lifting seat, the lifting seat is connected with a rotating driving assembly, and the wafer boat is arranged on the rotating seat; and the furnace door is arranged on the lifting seat, and the furnace door is arranged at the upper part of the rotating seat. The wafer heating device can rotate during heating, it is guaranteed that wafers are evenly heated, and the quality is improved.

The utility model discloses a kind of storage separation mechanism and bird shooting cannon of bird shooting bomb, comprising: storage distribution bin, bottom is provided with funnel structure, intermittent distributor and distribution port, intermittent distributor is set in funnel structure bottom end, distribution port is set below intermittent distributor;Transplanting device, upper end and lower end are respectively provided with feed port and discharge port, feed port is docked in distribution port, and transplanting swing arm is set between feed port and discharge port;Wherein, storage distribution bin is sequentially transported bird shooting bomb to transplanting device by intermittent distributor, and transplanting device is sequentially transplanted to launch position by transplanting swing arm with bird shooting bomb.This utility model is by being set in distribution bin funnel structure and intermittent distributor, realize the sequential transport of bird shooting bomb, and the overturning transplantation of bird shooting bomb from bin to launch position is realized by the transplanting swing arm of transplanting device, improve the automation level and operation efficiency of bird shooting cannon, reduce manual operation, ensure the stable supply and accurate launch of bird shooting bomb, improve equipment reliability.

The invention belongs to the technical field of ink-jet printing and discloses an industrial digital ink-jet printing robot which comprises a base plate, a mechanical arm is fixedly connected to the top face of the base plate, a secondary ink box is arranged on the end face of the mechanical arm, an ink-jet mechanism is arranged below the secondary ink box, and a protection mechanism is arranged on the outer side of the ink-jet mechanism. The ink jet mechanism comprises a fixing ring, the fixing ring is fixedly connected to the surface of the mechanical arm, an ink jet pipe is fixedly connected to the interior of the fixing ring, a first baffle is fixedly connected to the inner wall of the ink jet pipe, and a bottom plate is fixedly connected to the inner wall of the first baffle. Intermittent ink output of the device is achieved, intermittent ink jetting can enable an ink path to keep slight circulation, the ink concentration is uniform, the problems of different depths, chromatic aberration and the like in printing are avoided, the stability of long-time printing is guaranteed, and the printing quality and the equipment reliability are improved.

The utility model relates to the technical field of crane transportation machinery, and discloses a hoisting frame for installation and construction of a wind power tower drum, which comprises a portal frame, a vehicle body is arranged above the portal frame, a steel cable is arranged in the vehicle body, a cleaning component is arranged in the vehicle body, a hook is arranged below the vehicle body, a connecting block is arranged below the hook, and the connecting block is connected with the portal frame. A clamping assembly is fixedly connected to the lower portion of the connecting block. The clamping assembly comprises a connecting frame, a first gear is rotationally connected into the connecting frame, two racks are slidably connected into the connecting frame, the first gear is connected with the two racks in a meshed mode, and one ends of the two racks are fixedly connected with moving blocks. According to the hoisting frame for installation and construction of the wind power tower drum, through meshing transmission of the first gear and the two racks and combination of driving of the first motor, the movable blocks synchronously slide inwards or outwards, the self-adaptive clamping function is achieved, the clamping distance can be automatically adjusted through the structure, and the hoisting frame is accurately matched with the wind power tower drums with different diameters.

The utility model relates to the technical field of cable laying, and discloses a hollow mechanism used for automatic wiring, which comprises a hollow box, a first moving frame and a second moving frame, and two ends of the hollow box are respectively provided with a cable slot for cables to go in and out. According to the hollow mechanism for automatic wiring, automatic wiring of cables is achieved through cooperative work of the wire grooves in the two ends of the hollow box and the first moving frame and the second moving frame in the hollow box, the driving roller is directly connected and driven by the motor, a stable conveying path is formed by combining the driving roller with the conveying roller, and the cables are prevented from being bent; a hydraulic rod dynamically adjusts the height of a second moving frame through an up-down adjusting frame to meet the tension requirements of different cables, meanwhile, a sliding rod and an ejector block are in sliding cup joint to be matched with a locking bolt, and a lateral locking mechanism of a side rod and a side groove is adopted, so that transverse and longitudinal two-way precise positioning of the first moving frame is achieved, and the path straightness under the multi-wire parallel scene is ensured; and the detachable brush body in the mounting groove can be quickly disassembled and assembled through a clamping frame loaded by a spring.

This invention provides a guide vane structure for an impeller-type vacuum pump, including guide vanes, a rear cover plate, and an impeller. The guide vane consists of a guide vane disc and multiple guide vane blades, which are symmetrically arranged around the impeller shaft. An annular guide vane groove is provided on the rear cover plate, and an arc-shaped adjustment hole is provided within the annular guide vane groove. The shape, size, and depth of the annular guide vane groove match the shape, size, and thickness of the guide vane disc, which is installed within the annular guide vane groove. The guide vane disc has threaded holes, which are used to connect and fix it to the rear cover plate via bolts and nuts through the threaded holes, the arc-shaped adjustment hole, and the engagement of bolts and nuts. By selecting different tightening positions of the bolts and nuts on the arc-shaped adjustment hole, the angle between the guide vane blades and the corresponding radius of the tongue point within the pump body can be adjusted. This invention ensures efficient kinetic energy conversion and flow field rectification of the vacuum pump under complex operating conditions, significantly improving gas delivery efficiency and equipment reliability.

The present application relates to sucrose crystallization technical field, and disclose a forced circulation crystallizer for trichloro sucrose mother liquor, including rack, the rack is installed with crystallization kettle and mother liquor tank, the filter assembly is provided in the mother liquor tank, the filter assembly includes mounting frame, the mounting frame is fixed in the inside of mother liquor tank, and the side surface of mounting frame is combined with the inner face of mother liquor tank, two rotating shafts are rotatably installed on the mounting frame, and the two rotating shafts are located at the two ends of mounting frame respectively, the roller is fixedly sleeved on each rotating shaft, and the two rollers are drivenly connected by filter membrane, the filter assembly further includes motor, and the motor is installed on the side surface of mother liquor tank.The present application works, the filter membrane under the motion state makes the mother liquor flow through different areas uniformly by continuous movement, avoids local blockage, and the impurities are uniformly dispersed on the membrane surface, the effective filtering area is expanded and the service life of single point is prolonged, and the vibration or water flow scouring effect promotes the impurities to fall off.

The utility model discloses a full -automatic dish washer relates to cleaning equipment technical field, it includes conveyer belt one, and one side of conveyer belt one is provided with conveyer belt two, one side of conveyer belt two is provided with conveyer belt three, and a plurality of blocking rods are fixedly arranged on conveyer belt three, electric push rod is arranged on conveyer belt two, and electric push rod is pushed to conveyer belt three by conveyer belt one and is sent to the dinner plate or bowl on conveyer belt two, the lower portion of conveyer belt three is provided with inclined slide, and the edge of inclined slide is provided with the interface tooth, one side of inclined slide is provided with conveyer belt four, a plurality of plug teeth are fixedly arranged on conveyer belt four, and a plurality of plug teeth are used for conveying dinner plate or bowl with the interface tooth cooperation. This full -automatic dish washer prevents overlapping through physical isolation, single line partition cleaning and intelligent control into groove, solves the problem of uneven water flow coverage, high sorting cost and equipment jam in tableware cleaning, realizes full -automatic high -efficient cleaning.

The invention particularly relates to urban rail transit engineering field section concrete pouring equipment which is connected with an external concrete storage device and comprises a positioning ring, a transfer cylinder and a pouring cylinder. The positioning ring is provided with a plurality of transmission rods serving as supporting legs, and walking pulleys are arranged at the bottom end. And a guide rail is arranged on the outer wall of the transfer cylinder. A feeding hole is formed in the top of the transfer cylinder and connected with an external conveying pipe. The pouring cylinder is arranged in the transfer cylinder, a discharging pipe is arranged at the bottom and penetrates through the sleeve, and the sleeve supports the discharging pipe and allows rotation. The sleeve is connected with the driving assembly to drive rotation, and the vibrating mechanism is arranged below the pouring barrel and connected with the driving assembly. The top end of the transmission rod is connected with a rotating shaft of the positioning ring to realize integral movement and positioning of the equipment, and the scraper removes concrete in a fit clearance to ensure normal operation of the equipment. The device has the advantages that the problem of concrete discharging blockage is solved through centrifugal force generated by rotation of the inner pouring barrel, and the device is flexibly positioned and adapts to the precise pouring requirements of special construction scenes and the like.

This application discloses a pressurized ultrafiltration device and method for nephrology dialysis, relating to the field of hemodialysis technology. It includes a body, a blood loop, a dialysate loop, and a dialyzer. The dialyzer is installed inside the body. Both the blood loop and the dialysate loop are connected to the dialyzer. The device also includes a pumping system connected to the blood loop and the dialysate loop. The pumping system includes at least a first pumping unit and a second pumping unit. The blood loop is at least partially embedded within the first and second pumping units, causing the first and second pumping units to compress the blood loop. Both the first and second pumping units have a pumping state and a compensation state. The device features a synergistic design incorporating dual-pump complementary compression, parallel branching, adjustable rollers and elastic buffers, electromagnetic ejection compensation, magnetically controlled oscillation fine-tuning, and modular drive and sensor-based closed-loop control.

The utility model relates to the related technical field of pipe fitting processing, in particular to bending equipment for pipe fitting processing, which comprises a workbench, a connecting seat is connected above the workbench, a lower die is connected above the connecting seat, a buffer device is arranged between the workbench and the lower die, and the buffer device is connected with the lower die. And pressure conveying mechanisms are arranged on the surfaces of the connecting seat and the bracket. According to the bending equipment for pipe fitting machining, due to the arrangement of the buffer device, many defects caused by rigid contact of traditional equipment are overcome, the machining quality and the equipment reliability are remarkably improved, after bending is completed, the elastic reset force of the spring can further push the lower die to slowly rise, return stroke inertial impact is reduced, and the machining efficiency is improved. The surface quality and the size precision of the pipe fitting are protected, the service life of the die and the service life of equipment are prolonged, the safety risk of operators is reduced, and reliable guarantee is provided for efficient and stable pipe fitting bending operation.

The utility model relates to the technical field of ferrous metallurgy RH vacuum refining, particularly discloses a silicon steel production oriented RH refining device based on double vacuum pump cooperation and a direct connection feeding system, and mainly solves the problems that the RH treatment period of silicon steel production is mismatched with the continuous casting production rhythm and the alloy feeding efficiency is bottleneck. According to the scheme, a second set of vacuum pump system is additionally arranged on the basis of traditional three-vehicle five-position arrangement, two sets of independent vacuum pumping systems are formed, vacuum treatment can be conducted on two treatment stations at the same time, and the comprehensive treatment period of the RH link is shortened. Meanwhile, each station is provided with an independent ferrosilicon feeding system which comprises a high-capacity overhead bunker, a weighing hopper and a vacuum charging bucket directly connected with an articulated chute, so that the ferrosilicon feeding time is shortened. According to the three-vehicle five-position RH vacuum refining device, the vacuum treatment efficiency and the feeding process of the three-vehicle five-position RH vacuum refining device are synergistically optimized, and efficient matching of the RH refining period and the continuous casting rhythm during silicon steel production is achieved.

The utility model discloses a kind of furnace door opening and closing device and reaction furnace, it is related to the technical field of semiconductor equipment.The furnace door opening and closing device includes support plate, fixed support, connecting rod assembly, support arm and driving part, support plate is connected with furnace tube and has avoidance mouth, avoidance mouth is configured as exposing furnace mouth.Fixed support is set at the side of support plate away from furnace tube;The first end of support arm is connected with furnace door, the second end is rotatably connected with fixed support, and first rotation pair around first axis is formed.Connecting rod assembly includes at least two rotatably connected connecting rods, the first end of connecting rod assembly is rotatably connected with the second end of support arm, and second rotation pair around second axis is formed.The second end of connecting rod assembly is rotatably connected with fixed support, and third rotation pair around third axis is formed.Driving part drives the second end of connecting rod assembly to rotate, so that connecting rod assembly drives support arm to swing, to utilize furnace door to open and close avoidance mouth, improve the docking precision of furnace door to furnace mouth.

The present application relates to the technical field of offshore wind turbine, and particularly relates to an active anti-typhoon offshore wind power system based on fusion prediction and a control method thereof. The active anti-typhoon offshore wind power system based on fusion prediction comprises: a perception layer, which is used for collecting and preprocessing environmental meteorological data and wind turbine operation state data, and outputting a structured perception multi-source data set; a decision layer, which is used for receiving the structured perception multi-source data set, generating future wind field prediction and structural load risk early warning based on a WRF meteorological model and an LSTM load prediction model, and outputting a cooperative control instruction; meanwhile, the decision layer re-receives the preprocessed multi-source heterogeneous data, updates the WRF meteorological model and the LSTM load prediction model parameters, and optimizes the cooperative control instruction; a response layer, which is used for receiving the cooperative control instruction, executing active aerodynamic control and structural dynamic regulation, and feeding back the wind turbine state; and a communication network, which is used for realizing data interaction and instruction transmission among the perception layer, the decision layer and the response layer.